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Streamline Bandwidth Manager
STREAM LINE – The Bandwidth Manager
Achieving Perfection in Bandwidth Shaping Technology.
A bandwidth manager is a tool that allows operators to control traffic that can be passed to
or from a particular medium. It also can make decisions about what types of traffic have
priority when there is more traffic than there is bandwidth available, thus "shaping" traffic
flow to sets of userdefined
behaviors.
With a 10Mb/s Ethernet LAN, for example, all traffic
travels at 10 megabits per second, and all devices on the LAN have equal access to the
bandwidth . Normally, this is fine because you want things to run as fast as possible most of
the time, and Ethernet devices are designed to share the 10Mb/s bandwidth on an equal
basis. There are times, however, when you want to give priority to certain devices or services
or to limit them to a lower level of bandwidth. This allows you to enjoy the convenience of an
Ethernet LAN without allowing a particular host or service type to dominate the facility. You
may have service level requirements that cannot be met randomly? in this case a bandwidth
manager allows you to allocate bandwidth to a particular class of data and guarantee that
other, noncritical
traffic types don't user more than you want them to.
The bandwidth manager allows you to control traffic by IP address or by traffic type, which
allows specific services (such as HTTP, News, etc) to be either "guaranteed bandwidth" or "bandwidth limited" to any rate up to the full bandwidth of the medium. Additional features
allow you to tune these limits and allocation in relation to other types of traffic, thus achieving
dynamic bandwidth allocation based on userdefined
criteria.
There are several target environments for the Bandwidth Management Tool, but the
concept of bandwidth management is of importance to both large and small internet users.
Unless you have much more bandwidth then you need all of the time, a bandwidth manager
can provide significant improvement in bandwidth utilization, and in effect can yield increased
productivity with less bandwidth.
Some Facts
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As per an international survey conducted(source Gartner Group) only 60% of
bandwidth is used for official work.
Upto 80% hits on music & other entertainment sites take place during office hours

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